Multiple ChoiceThe myelin sheath around the axon of neurons in the central nervous system is made by which type of cell?252views
Multiple ChoiceWhich of the following types of neurons have cell bodies in the CNS and axons in the PNS?110views
Multiple ChoiceWhich of the following characteristics is common to both oligodendrocytes and Schwann cells?130views
Multiple ChoiceWhich of the following cells provides myelination to neurons outside the central nervous system (CNS)?127views
Multiple ChoiceWhich primary germ layer gives rise to the cells that eventually become the central nervous system?164views
Multiple ChoiceIn what way is the DNA of a nerve cell different from the DNA of a muscle cell?151views